General

  • Target

    b3fad5e77e02f9eb3c7a1624e712d247019acfa30f292f08f130198e3cb18c36

  • Size

    963KB

  • Sample

    230320-1vsv8she51

  • MD5

    4830d390d252b3c1b22ae03616d6fa21

  • SHA1

    343a3f5ec33bad138f90d3c386e89f05d6ec70c4

  • SHA256

    b3fad5e77e02f9eb3c7a1624e712d247019acfa30f292f08f130198e3cb18c36

  • SHA512

    89318b1a8ee02f124f8b4df8fbd93915e652392ac346a953358afb5a13f94e8476b85b3af033294b17e7c82af58607e18f15aa6a4d43ff835172dd2f837c3e31

  • SSDEEP

    24576:Ay2Qd2J/e3/aMgbIYNPqBIOsbuX4l0tTLxsuf7G:H9dL3/aMgnP8lfxsuf

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://www.mdegmm.com/pdf/debug2.ps1

Extracted

Family

redline

Botnet

gena

C2

193.233.20.30:4125

Attributes
  • auth_value

    93c20961cb6b06b2d5781c212db6201e

Extracted

Family

redline

Botnet

vint

C2

193.233.20.30:4125

Attributes
  • auth_value

    fb8811912f8370b3d23bffda092d88d0

Extracted

Family

amadey

Version

3.68

C2

62.204.41.87/joomla/index.php

Targets

    • Target

      b3fad5e77e02f9eb3c7a1624e712d247019acfa30f292f08f130198e3cb18c36

    • Size

      963KB

    • MD5

      4830d390d252b3c1b22ae03616d6fa21

    • SHA1

      343a3f5ec33bad138f90d3c386e89f05d6ec70c4

    • SHA256

      b3fad5e77e02f9eb3c7a1624e712d247019acfa30f292f08f130198e3cb18c36

    • SHA512

      89318b1a8ee02f124f8b4df8fbd93915e652392ac346a953358afb5a13f94e8476b85b3af033294b17e7c82af58607e18f15aa6a4d43ff835172dd2f837c3e31

    • SSDEEP

      24576:Ay2Qd2J/e3/aMgbIYNPqBIOsbuX4l0tTLxsuf7G:H9dL3/aMgnP8lfxsuf

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Windows security modification

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Tasks